4066 CORE Omni Headset Mic Amplifier Technology: CORE Colour: Brown Conector: 3-pin LEMO Size: Medium Pristine sound and durabilityThis microphone offers clean and transparent sound quality with lots of headroom. For years, this has been the chosen headset mic for broadcasters as well as theaters on Broadway, as well as in many auditorium and lecture halls. This is due to its pristine sound and durability. Specifications Directional pattern: Omnidirectional Principle of operation: Pressure Cartridge type: Pre-polarized condenser Frequency response: 20 Hz - 20 kHz Effective frequency range ±2 dB: Soft boost grid: 40 Hz - 20 kHz, 3 dB soft boost at 8 - 20 kHz. High boost grid: 40 Hz - 20 kHz, 10 dB boost at 12 kHz Sensitivity, nominal, ±3 dB at 1 kHz: 6 mV/Pa; -44 dB re. 1 V/Pa Equivalent noise level, A-weighted: Typ. 26 dB(A) re. 20 µPa (max. 28 dB(A)) Equivalent noise level, ITU-R BS.468-4: Typ. 38 dB (max. 40 dB) Distortion, THD < 1% - Legacy: 120 dB SPL RMS, 123 dB SPL peak Distortion, THD < 1% - CORE: 134 dB SPL RMS, 137 dB SPL peak Dynamic range - Legacy: Typ. 97 dB Dynamic range - CORE: Typ. 111 dB Max. SPL, THD 10%: 144 dB SPL peak Rated output impedance: 30 - 40 Ω Cable drive capability: Up to 300 m (984 ft) with DAD6001-BC XLR Adapter Power supply (for full performance): For wireless systems: Min. 5 V - max. 10 V through DPA adapter With DAD6001-BC: P48 (Phantom Power). Will work from 12 V Current consumption: Typ. 1.5 mA (microphone). 3.5 mA with DAD6001-BC XLR Adapter Connector: MicroDot, TA4F Mini-XLR, 3-pin LEMO, Mini-Jack Color: Black, beige or brown Weight: 14 g (0.5 oz) incl. Cable and MicroDot connector Microphone diameter: 5.4 mm (0.21 in) Cable length: 1.2 m (3.9 ft) Cable diameter: 1.6 mm (0.06 in) Polarity: Positively increasing sound pressure produces positive going voltage on MicroDot pin Temperature range: -40°C to 45°C (-40°F to 113°F) Relative humidity (RH): Up to 90%